3897109

Information

• Patent Grant
• 3897109

• References
• Source

• Patent Number

  3,897,109

• Date Filed

  Not available

• Date Issued

  Tuesday, July 29, 1975
  49 years ago

• CPC

  • E02F3/783 - having a horizontal axis of rotation
  • E02F3/18 - with digging wheels turning round an axis
  • E02F3/248 - Cleaning the wheels or emptying the digging elements mounted on the wheels
  • E02F7/02 - Conveying equipment mounted on dredgers or excavators

• US Classifications

  • 299 - Mining or in situ disintegration of hard material
  • 037 - Excavating
  • 172 - Earth working